“On The Hunt” (** out of four) was a squalid pulp melodrama about a former military woman (Nicky Whelan) who has to spring back into action to rescue her daughter (Maia Sky) when she is kidnapped by a ruthless and brutal sex-trafficking ring (led by Til Schweiger and Cam Gigandet). Fast-paced enough to make it watchable for action junkies but material is a little tough to take and it all worked better when Liam Neeson went through the same motions in “Taken” about 20 years ago. Whelan is rock-solid in the lead